Polyurethane
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Polyurethane
adhesives are chemically reactive formulations
that may be one or two part systems and
are usually fast curing. They provide
strong resilient joints which are impact
resistant and have better low temperature
strength than any other adhesive. Polyurethanes
are useful for bonding glass fiber reinforced
plastics (GRP). The fast cure usually
necessitates applying the adhesives by
machine. They are often used with primers.